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Century-old ship logs show how much ice the Arctic has lost
Pirates Of The Near Future Will Use Drones
Arctic Report: Inside An Icebreaker Ship
The DHS Is Getting A Wearable Radiation Detector
5 Ways Obama Says Climate Change Poses A ‘Severe Threat’ To National Security
Homeland Security May Soon Deploy Commercial Planes For Cheaper Border Patrol
Video: Navy Helicopter Drone Makes First Coke Bust on the High Seas
Warships of Tomorrow